J/A+AS/101/49 uvby photometry of V Crt (Liu 1993)
Four-colour Photometric Study of the short-period eclipsing binary V Crt
LIU Q.
<Astron. Astrophys. Suppl. Ser. 101, 49 (1993)>
=1993A&AS..101...49L 1993A&AS..101...49L
ADC_Keywords: Binaries, eclipsing; Photometry, uvby
Keywords: binaries: eclipsing - stars: activity - stars: individual V Crt
File Summary:
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FileName Lrecl Records Explanations
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ReadMe 80 . This file
table3 41 252 Magnitude difference V Crt - BD-15 3522
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Table 1: Magnitudes and color indices for V Crt and the comparison star:
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Star Phase y b-y m1 c1 beta
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BD-15 3256 8.128 0.319 0.208 0.489 2.628
± .008 .006 .004 .006 .009
BD-15 3272 7.276 -0.006 0.179 1.029 2.844
± .009 .007 .004 .006 .009
V Crt 0.25 10.278 0.270 0.203 0.649
± .008 .006 .004 .006
0.00 10.920 0.302 0.202 0.658
± 008 .006 .004 .006
0.50 10.464 0.260 0.196 0.669
± .008 .006 .004 .006
0.27 2.719
± .010
0.67 2.724
± .010
0.99 2.684
± .010
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Table 2: Observed times of minimum of V Crt
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JDhel Min. O-C Reference
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2427460.511 I -0.008 Tsesevich (1954)
2427478.763 I -0.009 Gaposhkin (1953)
2432299.653 I +0.002 Solovyev (1959)
2441397.3323 I +0.0017 Parthasarathy et al.(1972)
2448684.8120 II +0.0002 This paper
2448690.7787 I -0.0004 This paper
2448695.6934 I +0.0001 This paper
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Byte-by-byte Description of file: table3
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Bytes Format Units Label Explanations
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1- 13 F13.5 d JDhel ]2448684/2448696[+= Heliocentric Julian Date
16- 20 F5.3 mag ymag Difference (V Crt - BD-15 3522)
23- 27 F5.3 mag bmag Difference (V Crt - BD-15 3522)
30- 34 F5.3 mag vmag Difference (V Crt - BD-15 3522)
37- 41 F5.3 mag umag Difference (V Crt - BD-15 3522)
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Historical Notes:
* 12-Mar-1993: first archived at CDS
* 07-Jul-1995: Replaced in table3 JD-2448600 by full JDate.
(End) [CDS] 12-Mar-1993